Finding the Third Proportional to 4,742.30 and 10,365.47

Step by Step Solution

1. Step 1: Write the proportion equation
   4,742.30 : 10,365.47 = 10,365.47 : x
2. Step 2: Convert to fraction form
   4,742.30/10,365.47 = 10,365.47/x
3. Step 3: Cross multiply
   4,742.30x = 10,365.47 × 10,365.47
4. Step 4: Simplify right side
   4,742.30x = 107,442,942.41
5. Step 5: Solve for x
   x = 107,442,942.41/4,742.30
6. Step 6: Final answer
   x = 22,656.31